After installing some packages using npm or jspm, I see errors like the following. Is there some settings for TFS to accept these invalid chara
You cannot have a $ in your server path.
If you really must have a $ in a filename then you can set up a working folder mapping from $/acceptable-filename to a local path of c:/$.to-object.js.
(Note also that you should not just put files at the root of a repository. Put them inside a team project.)